Looking at old photographs of yourself on social websites can improve your mood, and this finding previous research, which suggested otherwise.
A. consumes
B. contradicts
C. conducts
D. congratulates
网友回答
A. consumes
(答案→)B. contradicts
C. conducts
D. congratulates
解析：句意：看着自己在社交网站上的旧照片中可以改善你的情绪,这一发现与之前的研究相矛盾,那个研究表明是相反的。A. consumes 消费，消耗，吃喝，B. contradicts与…发生矛盾，与…抵触，C. conducts组织，安排，实施，执行，D. congratulates祝贺，所以选B。